OrganizationActive
Spronk Vander Griend & Radke
NPI 1346211257 · Optometrist · Sheldon, IA
Spronk Vander Griend & Radke is a Optometrist organization in Sheldon, IA (NPI 1346211257).
Provider details
- NPI number
- 1346211257
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Matthew Radke, Partner(712) 324-2552
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
928 3rd Ave
Sheldon, IA 51201-1549
Phone: (712) 324-2552
Fax: (712) 324-2553
Street-level locationGet directions
Mailing address
928 3rd Ave
Sheldon, IA 51201-1549
Other names (DBA / former)
- Doing business as
- Drs. Spronk, Vander Griend & Radke
Registry dates
- Enumerated
- 2006-01-30
- Last updated
- 2025-11-19
- Certified
- 2025-11-19
Frequently asked questions
- What is Spronk Vander Griend & Radke's NPI number?
- Spronk Vander Griend & Radke's National Provider Identifier (NPI) is 1346211257, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Spronk Vander Griend & Radke?
- Spronk Vander Griend & Radke is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Spronk Vander Griend & Radke located?
- Spronk Vander Griend & Radke's practice location on file with NPPES is 928 3rd Ave, Sheldon, IA 51201-1549.
- What is Spronk Vander Griend & Radke's phone number?
- The practice phone number listed in the NPPES registry for Spronk Vander Griend & Radke is (712) 324-2552.
- Who is the authorized official for Spronk Vander Griend & Radke?
- The authorized official listed on Spronk Vander Griend & Radke's NPPES record is Matthew Radke, Partner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Spronk Vander Griend & Radke's NPI active?
- Yes — Spronk Vander Griend & Radke's NPI (1346211257) is active in the NPPES registry as of the last update on 2025-11-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.